Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10119341 | Cutter with support liner | Youhe Zhang, Chen Chen, Yuri Burhan | 2018-11-06 |
| 9976356 | Rolling cutter with retaining ring | Yuri Burhan, Chen Chen, Youhe Zhang | 2018-05-22 |
| 9869133 | Method of using spring loaded blocker to retain rolling cutters or mechanical lock cutters | Chen Chen, Yuri Burhan | 2018-01-16 |